A blue colour twist wine glass, circa 1765 The bell bowl on a stem containing a pair of translucent cobalt-blue spiral threads alternating with a pair of opaque white spiral threads, outside a lace twist, over a conical foot, 16.7cm high Footnotes: Provenance Sotheby's, 1 March 1994, lot 197 This lot is subject to the following lot symbols: * * VAT on imported items at a preferential rate of 5% on Hammer Price and the prevailing rate on Buyer's Premium. For further information on this lot please visit Bonhams.com For further information about this lot please visit the lot listing